Well ... draw a rectangle (blackboard area), draw a slender rectangle (chalk slot) below, or draw a small rectangle (chalk) on the slot, and draw a small isosceles trapezoid on it (blackboard eraser) ... You can also draw an outer border in the blackboard area. . I don't need to tell you the color, do I? ? My description is so tangled, why not draw one with qq graffiti function? =? =